I am trying to write a class that adds an action to the save_post hook, but the post_updated function never gets called. I tried some variations, but it never gets called. Am I doing something wrong?
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I have an issue with the following code, $function_to_add first argument defaults are overwritten with an empty string "" and it cause an error:
Warning: join(): Invalid arguments passed
The second ...

I've played recently with WordPress Hooks and I've noticed that in order to create layouts based on the hooks the main practice is to use html in functions and combine them with logic.
I've searched ...

I'm using wp_login_form(); to display the login form in the front-end. And added after that do_action('login_form'); which should display capacha verification from a plugin. The problem is that the ...

I want to write to a file but i need to write/update this file every time user updates settings.Is there any action that gets fired every time user updates settings ?
Edit:
I have a new menu page and ...

I'm trying to get current screen within wp-admin for some conditional functions to run based on screeen name as follow :
global $this_screen;
function wporg_current_screen_example( $current_screen ) ...

When the add post or edit post screens load, is there an action other than save_post which I can hook on to? I need to make an API request before a user starts adding / editing posts. Basically when ...

I need to update a MySQL table (not any of the WP/Woo tables) when a products meta_key "_stock" is modified. The trigger needs to fire on all updates: shop sales, a CSV merge or edits by admin in the ...

I have the following class that is instantiated in the function.php file. In the constructor I am setting up a activation and a deactivation hook for the theme. How ever neither seem to be called when ...

According to jQuery.lazyload any images I'd like to "lazyload" need to have the src attribute replaced with data-original.
I'm assuming I can do this using WP's get_image_tag filter, but I'm stuck on ...

I am just wrapping up my first WordPress plugin and the last thing I would like to do is take a piece of data that the plugin knows about (from wp_options table) and display it in either the header or ...

I am creating something for a client and I have a Class that I created with a Custom Post Type called 'PuSH Feeds' and when the user adds a new post and publishes it they can then click on one of two ...

I'm a beginner in Wordpress Plugin development. I want to write a Plugin for a Member Part on my Page. I know, that Plugins for this Problem available, but i want to create an own Plugin ;)
I want to ...